//----------------------------------------------------------------------------
//  EgalTech 2014-2014
//----------------------------------------------------------------------------
// File : FontOs.h           Data : 05.06.14          Versione : 1.5f2
// Contenuto : Dichiarazione della classe OsFont (font di sistema).
//
//
//
// Modifiche : 01.06.14 DS Creazione modulo.
//
//
//----------------------------------------------------------------------------

#pragma once

#include "/EgtDev/Include/EGkCurve.h"
#include "/EgtDev/Include/EgtStringBase.h"
#define NOMINMAX
#include <Windows.h>
#include <WinGDI.h>

class ICurveComposite ;

//----------------------------------------------------------------------------
class OsFont
{
   public :
      OsFont( void) ;
      ~OsFont( void) ;
      bool SetCurrFont( const std::string& sFontPath, int nWeight, bool bItalic,
                        double dHeight, double dRatio, double dAddAdvance) ;
      bool GetCapHeight( double& dCapH) ;
      bool GetAscent( double& dAsc) ;
      bool GetDescent( double& dDesc) ;
      bool GetXBox( const std::string& sText, int nInsPos, bool bCapOrBound, BBox3d& b3Box) ;
      bool GetOutline( const std::string& sText, int nInsPos, ICURVEPLIST& lstPC) ;
      bool ApproxWithLines( const std::string& sText, int nInsPos, double dLinTol, double dAngTolDeg,
                            POLYLINELIST& lstPL) ;
      bool ApproxWithArcs( const std::string& sText, int nInsPos, double dLinTol, double dAngTolDeg,
                           POLYARCLIST& lstPA) ;
      bool GetTextLines( const std::string& sText, int nInsPos, PNTVECTOR& vPt, STRVECTOR& vLine) ;

   private :
      bool CalcFontData( void) ;
      bool GetCharAdvance( unsigned int nChar, double& dAdvance) ;
      bool GetCharOutline( unsigned int nChar, double& dAdvance, ICURVEPLIST& lstPC) ;
      bool AddLineToCompo( ICurveComposite* pCCompo, const Point3d& ptStart, const Point3d& ptEnd) ;
      bool AddCBezierQuadToCompo( ICurveComposite* pCCompo,
                               const Point3d& ptStart, const Point3d& ptMid, const Point3d& ptEnd) ;

   private :
      HDC         m_hDC ;
      HFONT       m_hFont ;
      std::string m_sFont ;
      int         m_nWeight ;
      bool        m_bItalic ;
      double      m_dHeight ;
      double      m_dRatio ;
      double      m_dAddAdvance ;
      double      m_dH ;
      double      m_dHCap ;
      double      m_dHx ;
      double      m_dAsc ;
      double      m_dDesc ;
      double      m_dAdv ;
} ;